Stock photography, photos: Red Colobus Monkey - Zanzibar Stock photos of The rare Zanzibar red colobus monkey (Procolobus kirkii) on the island of Zanzibar in Tanzania ˆ East Africa. Several colonies of endangered red colubus reside in the Josani Forest on Zanzibar. Photograph: © Robert Burch Click for a larger image and more information Keywords associated with this stock photo: Africa, East Africa, Tanzania, Zanzibar, island, Procolobus kirkii, red colubus monkey, monkey, primate, josani forest